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Publications (40)

hep-ex2026

Measurement of mixing-induced CP violation in the decay $B^0 \to π^0 π^0$

Belle II Collaboration, M. Abumusabh, I. Adachi +437

hep-ex2026

Observation of the decays $B^{+} \to Σ_{c}(2455)^{++} \barΞ_{c}^{\prime-}$ and $B^{0} \to Σ_{c}(2455)^{0} \barΞ_{c}^{\prime0}$

Belle, Belle II Collaborations, : +403

hep-ex2025

The Imaging Time-of-Propagation Detector at Belle II

Hulya Atmacan, Matt Belhorn, Yinghui Guan +92

hep-ex2025

Measurement of the CP asymmetry in $D^+ \to π^+ π^0$ decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +402

hep-ex2025

Determination of $|V_{cb}|$ using $B\to D\ellν_\ell$ Decays at Belle II

Belle II Collaboration, I. Adachi, K. Adamczyk +407

hep-ex2025

Search for $B^0 \to K^{\ast 0} τ^+ τ^-$ decays at the Belle II experiment

Belle II Collaboration, I. Adachi, K. Adamczyk +446

hep-ex2026

First search for $B \rightarrow X_{s} ν\barν$ decays

Belle II Collaboration, M. Abumusabh, I. Adachi +440

hep-ex2025

Observation of $e^+e^-\toηΥ(2S)$ and search for $e^+e^-\toηΥ(1S),~γX_b$ at $\sqrt{s}$ near 10.75 GeV

Belle II Collaboration, I. Adachi, L. Aggarwal +435

hep-ex2026

Measurement of time-dependent $CP$ asymmetries in $B^0 \to K_{\rm S}^0 \: π^{+} π^{-} γ$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +350

hep-ex2025

Model-agnostic likelihood for the reinterpretation of the $B^+\to K^+ν\barν$ measurement at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +374

hep-ex2026

Searches for charged-lepton-flavor violation in $χ_{bJ}(1P)$ decays

Belle, Belle II Collaborations, : +415

hep-ex2026

Search for the decay $B^+ \rightarrow K^+τ^+τ^-$ using data from the Belle and Belle II experiments

Belle, Belle II Collaborations, : +435

hep-ex2026

Study of $B^+ \to μ^+ ν_μ$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +412

hep-ex2026

Search for $e^+ e^- \to γχ_{bJ}$ ($J$ = 0, 1, 2) near $\sqrt{s} = 10.746$ GeV at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +399

hep-ex2025

Charged-hadron identification at Belle II

Belle II Collaboration, I. Adachi, H. Ahmed +408

hep-ex2026

Study of $e^{+}e^{-}\to h^{+}h^{-}J/ψ~(h=π,~K,~p)$ via initial-state radiation at Belle~II

Belle II Collaboration, M. Abumusabh, I. Adachi +417

hep-ex2025

Measurement of the time-integrated $CP$ asymmetry in $D^0 \to K^0_{\rm S} K^0_{\rm S}$ decays using opposite-side flavor tagging at Belle and Belle II

Belle, Belle II Collaborations, : +378

hep-ex2025

Search for lepton flavor-violating decay modes $B^0 \to K^{\ast 0}τ^\pm\ell^\mp$ ($\ell = e,μ$) with hadronic B-tagging at Belle and Belle II

Belle, Belle II Collaborations, : +375

hep-ex2026

Search for axion-like particles decaying to two photons at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +450

hep-ex2022

Measurement of Branching Fraction and Longitudinal Polarization in $B^0 \to ρ^+ ρ^-$ Decays at Belle II

Belle II Collaboration, F. Abudinén, I. Adachi +584

hep-ex2026

Measurement of inclusive $B \to X_u \ell ν$ partial branching fractions and $|V_{ub}|$ at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +419

hep-ex2026

First evidence of $X(3872)\toπ^0χ_{c0}(1P)$ and search for $X(3915)\toπ^0χ_{c1}(1P)$

Belle, Belle II Collaborations, : +412

hep-ex2026

First measurements of the branching fractions for the decay modes $Ξ_c^{0} \to Λη$ and $Ξ_c^0 \to Λη'$ and search for the decay $Ξ_c^{0} \to Λπ^0$ using Belle and Belle II data

Belle, Belle II Collaborations, : +321

hep-ex2025

Measurements of the mass difference $m(B^0)-m(B^+)$ and the energy dependence of the cross-section ratio $σ(e^+e^-\to B^0\bar{B}^0) / σ(e^+e^-\to B^+B^-)$ at Belle and Belle II

Belle, Belle II Collaborations, : +396

hep-ex2026

Search for the $\boldsymbol{B^0 \to K^0_{\rm S} τ^+ τ^-}$ decay

Belle, Belle II Collaborations, : +432

hep-ex2025

Measurement of the branching fraction, polarization, and time-dependent $CP$ asymmetry in $B^0 \to ρ^+ρ^-$ decays and constraint on the CKM angle $ϕ_2$

Belle II Collaboration, I. Adachi, L. Aggarwal +377

physics.ins-det2023

Demonstration of a 25-picosecond single-photon time resolution with gaseous photomultiplication

K. Matsuoka, R. Okubo, Y. Adachi

hep-ex2026

Measurement of the $CP$ asymmetry in $D^0\toπ^+π^-π^0$ decays at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +400

hep-ex2025

Measurement of the time-integrated $CP$ asymmetry in $D^0\toπ^0π^0$ decays at Belle II

Belle II Collaboration, I. Adachi, Y. Ahn +372

hep-ex2025

Search for lepton-flavor-violating $τ^- \to \ell^- K_s^0$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +419

hep-ex2025

Observation of the decays $B^{+} \to Σ_{c}(2455)^{++} \overlineΞ_{c}^{-}$ and $B^{0} \to Σ_{c}(2455)^{0} \overlineΞ_{c}^{0}$

Belle, Belle II Collaborations, : +386

hep-ex2025

Measurement of $B^+\toτ^+ν_τ$ branching fraction with a hadronic tagging method at Belle II

Belle II Collaboration, I. Adachi, K. Adamczyk +341

hep-ex2026

Search for the lepton-flavor-violating $τ^{-} \rightarrow e^{\mp} \ell^{\pm} \ell^{\mp}$ decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +447

hep-ex2025

Search for a Dark Higgs Boson Produced in Association with Inelastic Dark Matter at the Belle II Experiment

Belle II Collaboration, I. Adachi, L. Aggarwal +437

physics.ins-det2025

Development of a picosecond-timing Cherenkov detector using gaseous photomultiplification

R. Okubo, K. Matsuoka, T. Iijima +9

hep-ex2026

Measurement of time-dependent $CP$ violation parameters in $B^{0} \to K_{S}^{0} π^{0} γ$ decays at Belle and Belle II

Belle, Belle II Collaborations, : +416

hep-ex2026

Charged-lepton identification at Belle~II

Belle II Collaboration, M. Abumusabh, I. Adachi +409

hep-ex2026

Study of $e^+e^- \to π^+π^-Υ(1D)$ at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +404

hep-ex2026

Improved measurement of Born cross sections for $χ_{bJ}\,ω$ and $χ_{bJ}\,(π^+π^-π^0)_{\rm non-ω}$ ($J$ = 0, 1, 2) at Belle and Belle II

Belle, Belle II Collaborations, : +424

hep-ex2026

Test of lepton flavor universality with measurements of $R(D^{+})$ and $R(D^{*+})$ using semileptonic $B$ tagging at the Belle II experiment

Belle II Collaboration, I. Adachi, K. Adamczyk +450